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  2. Sinkholes take time to develop, most people just don't notice

    www.aol.com/sinkholes-time-develop-most-people...

    Sinkholes can also form when natural water-drainage patterns are changed and new water-diversion systems are developed,” a USGS report states. “Some sinkholes form when the land surface is ...

  3. What is a sinkhole and how does it form?

    www.aol.com/news/sinkhole-does-form-201454746.html

    Sinkholes can appear for many different reasons - it is often due to the geology but human factors can also be a cause. One of the most common reasons for a sinkhole is when rocks like limestone ...

  4. How dangerous are sinkholes? What to know amid search for ...

    www.aol.com/news/dangerous-sinkholes-know-amid...

    Sinkholes can range in size from a few feet wide to hundreds of acres, and anywhere from 1 to 100 feet or more deep. Sinkholes can swallow up cars, parts of roads and even houses.

  5. Flood forecasting - Wikipedia

    en.wikipedia.org/wiki/Flood_forecasting

    Flood forecasting is a multifaceted discipline that aims to predict various aspects of flood events, including their occurrence, magnitude, timing, duration, and spatial extent. However, the scope and definition of flood forecasting can differ across scientific publications and methodologies.

  6. Sinkhole - Wikipedia

    en.wikipedia.org/wiki/Sinkhole

    The Red Lake sinkhole in Croatia. A sinkhole is a depression or hole in the ground caused by some form of collapse of the surface layer. The term is sometimes used to refer to doline, enclosed depressions that are also known as shakeholes, and to openings where surface water enters into underground passages known as ponor, swallow hole or swallet.

  7. List of sinkholes - Wikipedia

    en.wikipedia.org/wiki/List_of_sinkholes

    Bering Sinkhole – natural limestone sinkhole in Texas used for prehistoric burials [4] Big Basin Prairie Preserve – St. Jacob's Well, Kansas, a water-filled sinkhole which lies in the Little Basin, and the Big Basin, a 1.5-kilometre-wide (1 mi) crater-like depression; Blue Hole (Castalia) – a fresh water pond located in Castalia, Erie ...

  8. Sinkhole opens up between homes in retirement community

    www.aol.com/news/2014-04-24-sinkhole-opens-up...

    The sinkhole was about 65 feet wide and and 75 feet deep. Crews have now filled the hole with dirt and plan on monitoring it to see if it grows any more. WJXT notes sinkholes have become a regular ...

  9. Losing stream - Wikipedia

    en.wikipedia.org/wiki/Losing_stream

    The water infiltrates into the ground recharging the local groundwater, because the water table is below the bottom of the stream channel. This is the opposite of a more common gaining stream (or effluent stream) which increases in water volume farther downstream as it gains water from the local aquifer. [1]